A dual input thermo-hygrometer with datalogging capabilities.

Compact thermo-hygrometer with integral probe for convenient one-hand operation.

A pocket-sized thermo-hygrometer with a large dual digital display.

Portable, pen-style digital thermo-hygrometer.

This indoor thermo-hygrometer displays relative humidity and temperature with a unique comfort scale indicating the ideal level humidity.

This thermo-hygrometer displays indoor temperature and relative humidity measurements and is perfect for monitoring indoor environments, especially where humidity is important.

By using a special breed of artificial intelligence, this digital hygrometer/thermometer/dew point instrument provides a response time of under 10 seconds (part number 4085) and a sampling rate of one-and-a-half times per second.